Curved electrode stack and battery pack including the same
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United States of America Patent
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May 15, 2018
Issued Date -
N/A
app pub date -
May 8, 2014
filing date -
Jul 31, 2013
priority date (Note) -
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Abstract
Disclosed herein are an electrode stack including at least one positive electrode, at least one negative electrode, and at least one separator, wherein the positive electrode, the negative electrode, and the separator are stacked such that the separator is disposed between the positive electrode and the negative electrode, one end of each of the positive electrode and the negative electrode does not intersect the other end of each of the positive electrode and the negative electrode, a stacked surface of each of the positive electrode, the negative electrode, and the separator includes a curved surface, and the negative electrode has an arc length equal to or greater than that of the positive electrode while the separator has an arc length greater than that of the positive electrode in a state in which the positive electrode, the negative electrode, and the separator are curved, and a battery pack including the same.
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